Physics, Space Science and Theories

1,708 topics in this forum

1. what is a dark energy??

   By Robstargazer15, February 2, 2013
   • 23 replies
   • 1.2k views
   • 
   • symesie04
   • February 4, 2013

2. Hydrogen, believe the hype?

   By hes not well again, February 4, 2013
   • 10 replies
   • 970 views
   • 
   • hes not well again
   • February 4, 2013

3. Beyond the Big Bang 1 2

   By Mezolitik, January 20, 2013
   • 32 replies
   • 2.5k views
   • 
   • symesie04
   • February 4, 2013

4. Stationary in space?

   By spurius, January 15, 2013
   • 16 replies
   • 1.9k views
   • 
   • RelativelyAwesome
   • February 3, 2013

5. The most astounding fact by Neil deGrasse Tyson

   By Luis Campos, January 23, 2013
   • 8 replies
   • 795 views
   • 
   • badgerchap
   • February 2, 2013

6. Conservation of angular momentum paradox?

   By Planetesimal, January 31, 2013
   • 15 replies
   • 1.2k views
   • 
   • Planetesimal
   • February 1, 2013

7. Try to get your brain around this.

   By BargeGazer, December 29, 2012
   • 9 replies
   • 1.1k views
   • 
   • stevegaze
   • January 31, 2013

8. Ever Wondered How It Was Done?

   By Mr Q, September 22, 2012
   • 10 replies
   • 1k views
   • 
   • DirkSteele
   • January 31, 2013

9. Free Astronomy Course

   By sbooder, January 25, 2013
   • 5 replies
   • 699 views
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   • George Jones
   • January 25, 2013

10. Spacetime: A smoother brew than we knew

    By Tiki, January 18, 2013
    • 9 replies
    • 569 views
    • 
    • symesie04
    • January 25, 2013

11. Billion Dollar "BUT"

    By Mr Q, December 6, 2012
    • 13 replies
    • 1.1k views
    • 
    • ollypenrice
    • January 24, 2013

12. The 8th Century gamma burst

    By notaclue, January 21, 2013
    • 2 replies
    • 835 views
    • 
    • notaclue
    • January 21, 2013

13. Falling Slinky Physics - Counter Intuitive

    By SnakeyJ, January 20, 2013
    • 2 replies
    • 1k views
    • 
    • acey
    • January 20, 2013

14. Is there any evidence of exo-oorts?

    By spurius, January 18, 2013
    • 2 replies
    • 660 views
    • 
    • mattft
    • January 18, 2013

15. Warp 5, Engaged, Captain

    By Mr Q, January 17, 2013
    • 7 replies
    • 783 views
    • 
    • Mr Q
    • January 18, 2013

16. Visual Pulsars - Any That Can Be Seen Flashing?

    By Mr Q, January 14, 2013
    • 5 replies
    • 731 views
    • 
    • JulianO
    • January 15, 2013

17. Neutron Stars.. Is there anything in the universe that can hold two neutrons stars up?

    By M06Abe, January 3, 2013
    • 22 replies
    • 1.6k views
    • 
    • DirkSteele
    • January 15, 2013

18. Making Mars habitable

    By JamesF, January 11, 2013
    • 14 replies
    • 1k views
    • 
    • wiseman
    • January 14, 2013

19. What causes elements to be radioactive?

    By JamesF, January 11, 2013
    • 5 replies
    • 1.1k views
    • 
    • JulianO
    • January 12, 2013

20. On the propagation of radio waves

    By Jessun, January 10, 2013
    • 10 replies
    • 762 views
    • 
    • JulianO
    • January 11, 2013

21. Can A Black hole shrink 1 2

    By Ronnie67, December 10, 2012
    • 25 replies
    • 2.7k views
    • 
    • mattft
    • January 10, 2013

22. GRRRRR!!!!................

    By nickdud, January 9, 2013
    • 5 replies
    • 716 views
    • 
    • michael.h.f.wilkinson
    • January 10, 2013

23. Nustars' Black Holes

    By t1bbbst3r, January 8, 2013
    • 4 replies
    • 646 views
    • 
    • t1bbbst3r
    • January 9, 2013

24. E=mc2 might not work in space.

    By notaclue, January 7, 2013
    • 5 replies
    • 955 views
    • 
    • acey
    • January 7, 2013

25. Best projection for charting stars in FOV

    By dario111cro, December 24, 2012
    • 1 reply
    • 586 views
    • 
    • Mr Q
    • December 25, 2012